CN202851461U - Self-suction non-clogging sewage pump - Google Patents
Self-suction non-clogging sewage pump Download PDFInfo
- Publication number
- CN202851461U CN202851461U CN 201220453014 CN201220453014U CN202851461U CN 202851461 U CN202851461 U CN 202851461U CN 201220453014 CN201220453014 CN 201220453014 CN 201220453014 U CN201220453014 U CN 201220453014U CN 202851461 U CN202851461 U CN 202851461U
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- China
- Prior art keywords
- pump
- self
- swash plate
- bend pipe
- pump housing
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- Expired - Fee Related
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Abstract
The utility model discloses a self-suction non-clogging sewage pump comprising an inlet adapter, an outlet adapter, a bend pipe, a pump body, an impeller and a pump shaft, wherein the outlet of the inlet adapter is connected with the inlet of the bend pipe, the outlet of the bend pipe is connected with the pump body, the impeller is connected with one end of the pump shaft, a mechanical seal is arranged between the pump shaft and the pump body, a liquid storage chamber and a working chamber are arranged in the pump body, a water inlet valve is arranged on the top of the liquid storage chamber, a gas-liquid separation pipe is arranged on the outer wall of the pump body at the side near the outlet adapter, and the gas-liquid separation pipe communicates with the working chamber of the pump body. In such a structure, the sewage pump is compact in integral structure, small in size, low in noise, excellent in energy saving effects, and convenient for maintenance. The sewage pump works when placed underwater, and the engineering cost is substantially reduced.
Description
Technical field
The utility model relates to a kind of pollution discharge pump, particularly relates to a kind of self-sucking non-plugging dredge pump.
Background technique
Pollution discharge pump is because compact structure, floor space is little, filth-discharging effect good, is widely used in the desirable pollution discharge pumps of chemical medium such as municipal drainage project, river embankment cultivation, light industry, papermaking, weaving, food, chemical industry, electric industry, fiber, electric industry, fiber, slurry and mix suspending.Compare with general horizontal pump or vertical sump pump, pollution discharge pump is owing to pump and motor coaxle, and axle is short, rotatable parts are lightweight, therefore load (radially) less that bears on the bearing, the life-span is more much longer than general pump, does not have the problems such as cavitation damage and water.Vibration noise is little, and electric machine temperature rise is low, environmentally safe.Yet shortcomings such as closing the self-priming weak effect in use occurs to stop up in present pollution discharge pump.
Summary of the invention
The purpose of this utility model is that the self-sucking non-plugging dredge pump that a kind of blowdown power is strong, simple in structure, self-priming performance is good is provided in order to address the above problem.
The utility model is achieved through the following technical solutions:
A kind of self-sucking non-plugging dredge pump, comprise entrance sleeve, discharge connection, bend pipe, the pump housing, impeller and pump shaft, the outlet of described entrance sleeve is connected with the import of described bend pipe, the outlet of described bend pipe is connected with the described pump housing, described impeller is connected with an end of described pump shaft, be provided with mechanical seal between described pump shaft and the described pump housing, be provided with liquid storage cylinder and active chamber in the described pump housing, the top of described liquid storage cylinder is provided with inlet valve, described pump housing outer wall is provided with the gas-liquid separation pipe near a side of discharge connection, and described gas-liquid separation pipe is communicated with the active chamber of the described pump housing.
Be provided with liquid storage cylinder in the pump housing, and communicate with the pump work chamber by the return port of liquid storage cylinder top and the circulation port of below, the axial external mixture type system of formation pump is after pump quits work, the pump inner chamber has contained the liquid of a constant volume, when pumping up when moving, the liquid storage in the pump is under the effect of impeller, and entrapped air is upwards dished out, liquid is back to active chamber by the grid of gas-liquid separation pipe, gas is discharged from outside the pump, makes to form certain degree of vacuum in the pump, reaches the self-priming effect
Further, be provided with swash plate in the described bend pipe, the upper end of described swash plate is connected with the import of described bend pipe, and the lower end of described swash plate is connected with the outlet of described bend pipe, and the angle between described swash plate and the horizontal plane is 30 °-60 °.
As preferably of the present utility model, the angle between described swash plate and the horizontal plane is 40 °.
As preferably of the present utility model, described swash plate is aluminum alloy swash plate or plastics swash plate.
Further, the bottom of the pump housing of described self-sucking non-plugging dredge pump is provided with blowdown valve.
Further, the entrance point of the entrance sleeve of described self-sucking non-plugging dredge pump is provided with the import one-way valve.
The beneficial effects of the utility model are:
By adopting technique scheme, the utility model compact overall structure, volume is little, noise is little, energy-saving effect is remarkable, and maintenance is convenient, with getting final product work in the Self-priming sewage discharge pump entry, greatly reduces engineering cost.In bend pipe, be provided with swash plate, guaranteed that pump is efficient and without obstruction; By the gas-liquid separation pipe that is communicated with pump housing active chamber is set, self-priming time is shorter than existing pollution discharge pump.
Description of drawings
Fig. 1 is the sectional view of the utility model self-sucking non-plugging dredge pump;
Among the figure: 1-entrance sleeve, 2-import one-way valve, 3-discharge connection, the 4-pump housing, 401-liquid storage cylinder, 402-active chamber, 5-impeller, 6-bend pipe, 7-swash plate, 8-bearing support, 9-mechanical seal, 10-pump shaft, 11-blowdown valve, 12-gas-liquid separation pipe, 13-inlet valve.
Embodiment
The utility model is described in further detail below in conjunction with drawings and the specific embodiments:
As shown in Figure 1, a kind of self-sucking non-plugging dredge pump of the utility model, comprise entrance sleeve 1, discharge connection 3, bend pipe 6, the pump housing 4, impeller 5 and pump shaft 10, the outlet of entrance sleeve 1 is connected with the import of bend pipe 6, the outlet of bend pipe 6 is connected with the pump housing 4, impeller 5 is connected with an end of pump shaft 10, be provided with mechanical seal 9 between pump shaft 10 and the pump housing 4, be provided with liquid storage cylinder 401 and active chamber 402 in the pump housing 4, the top of liquid storage cylinder 401 is provided with inlet valve 13, the pump housing 4 outer walls are provided with gas-liquid separation pipe 12 near a side of discharge connection 1, and gas-liquid separation pipe 12 is communicated with the active chamber 402 of the pump housing 4.
Be provided with liquid storage cylinder 401 in the pump housing 4, and communicate with pump housing active chamber 402 by the return port of liquid storage cylinder 401 tops and the circulation port of below, consist of the axial external mixture type system of pump, after pump quits work, contained the liquid of a constant volume in the pump housing active chamber 402, when pumping up when moving, the liquid storage of pump housing active chamber 402 is under the effect of impeller 5, entrapped air is upwards dished out, liquid is back to active chamber by the grid of gas-liquid separation pipe 12, gas is discharged from outside the pump housing 4, makes the certain degree of vacuum of the pump housing 4 interior formation, reaches the self-priming effect
Be provided with swash plate 7 in the bend pipe 6, the upper end of swash plate 7 is connected with the import of bend pipe 6, and the lower end of swash plate 7 is connected with the outlet of bend pipe 6, and the angle between swash plate 7 and the horizontal plane is 30 °-60 °.In the present embodiment, the angle between swash plate 7 and the horizontal plane is 40 °.Swash plate 7 is aluminum alloy swash plate or plastics swash plate.In the present embodiment, swash plate 7 is the aluminum alloy swash plate.The bottom of the pump housing 4 of self-sucking non-plugging dredge pump is provided with blowdown valve 11.The entrance point of the entrance sleeve 1 of self-sucking non-plugging dredge pump is provided with import one-way valve 2.
Claims (6)
1. self-sucking non-plugging dredge pump, comprise entrance sleeve, discharge connection, bend pipe, the pump housing, impeller and pump shaft, the outlet of described entrance sleeve is connected with the import of described bend pipe, the outlet of described bend pipe is connected with the described pump housing, described impeller is connected with an end of described pump shaft, be provided with mechanical seal between described pump shaft and the described pump housing, it is characterized in that: be provided with liquid storage cylinder and active chamber in the described pump housing, the top of described liquid storage cylinder is provided with inlet valve, described pump housing outer wall is provided with the gas-liquid separation pipe near a side of discharge connection, and described gas-liquid separation pipe is communicated with the active chamber of the described pump housing.
2. self-sucking non-plugging dredge pump according to claim 1, it is characterized in that: be provided with swash plate in the described bend pipe, the upper end of described swash plate is connected with the import of described bend pipe, the lower end of described swash plate is connected with the outlet of described bend pipe, and the angle between described swash plate and the horizontal plane is 30 °-60 °.
3. self-sucking non-plugging dredge pump according to claim 2, it is characterized in that: the angle between described swash plate and the horizontal plane is 40 °.
4. according to claim 2 or 3 described self-sucking non-plugging dredge pumps, it is characterized in that: described swash plate is aluminum alloy swash plate or plastics swash plate.
5. self-sucking non-plugging dredge pump according to claim 1, it is characterized in that: the bottom of the pump housing of described self-sucking non-plugging dredge pump is provided with blowdown valve.
6. self-sucking non-plugging dredge pump according to claim 1, it is characterized in that: the entrance point of the entrance sleeve of described self-sucking non-plugging dredge pump is provided with the import one-way valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220453014 CN202851461U (en) | 2012-09-07 | 2012-09-07 | Self-suction non-clogging sewage pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220453014 CN202851461U (en) | 2012-09-07 | 2012-09-07 | Self-suction non-clogging sewage pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202851461U true CN202851461U (en) | 2013-04-03 |
Family
ID=47982668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220453014 Expired - Fee Related CN202851461U (en) | 2012-09-07 | 2012-09-07 | Self-suction non-clogging sewage pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202851461U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103671261A (en) * | 2012-09-07 | 2014-03-26 | 成都默一科技有限公司 | Self-sucking blocking-free sewage pump |
-
2012
- 2012-09-07 CN CN 201220453014 patent/CN202851461U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103671261A (en) * | 2012-09-07 | 2014-03-26 | 成都默一科技有限公司 | Self-sucking blocking-free sewage pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20130907 |